View source for 1909 - Poseidonia (nomos Poseidon/incuse Poseidon) over Metapontum (ear of barley/incuse ear of barley) (New York, ANS)

{{Overstrike
|Image overstriking coin=SO 1276 - Poseidonia over Metapontum.png
|Image overstruck variety=Metapontum 520 BCE.jpeg
|Image reference overstruck variety=https://pro.coinarchives.com/a/lotviewer.php?LotID=2201722&AucID=5301&Lot=1121
|Museum collection=New York, American Numismatic Society
|Obverse legend=ΠΟΣ
|Obverse legend language=Greek
|Obverse description=Poseidon right, wearing chlamys, brandishing trident. Ornemented border.
|Reverse legend=ΠΟΣ
|Reverse legend language=Greek
|Reverse description=Poseidon left, wearing chlamys, brandishing trident. Ornemented border.
|Mint=Poseidonia
|Ancient region=Lucania
|Date from=530 BCE
|Date to=500 BCE
|Period=Archaic
|Metal=Silver
|Weight=7.35
|Denomination=nomos
|Coin reference=Noe 1957, group I, p. 19, pl. V, c ; SNG ANS 2 Lucania
|Coin series reference=Noe 1957, group I, p. 19, pl. V, c ; SNG ANS 2 Lucania; HN Italy, n° 1108 ; HGC 1, n° 1150
|Coin series web reference=https://greekcoinage.org/iris/id/poseidonia.hn_italy.1108
|Overstruck obverse description=Ear of barley. Border of dots
|Overstruck reverse description=Incuse ear of barley. Border of dots
|Overstruck mint=Metapontum
|Overstruck ancient region=Lucania
|Overstruck date from=530 BCE
|Overstruck date to=500 BCE
|Overstruck period=Archaic
|Overstruck denomination=nomos
|Coin series reference overstruck=Noe - Johnston 1984
|Coin series web reference overstruck=https://greekcoinage.org/iris/id/metapontum.hn_italy.1459-81
|Frequency of overstrikes=rare and spread
}}